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Where are shared preferences stored?
... either be set in code or can be found in res/xml/preferences.xml. You can read more about preferences on the Android SDK website.
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Getting all names in an enum as a String[]
...s answer, but I submitted an edit that improves the code so it's easier to read.
– Konstantin
Dec 10 '12 at 1:30
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Finding differences between elements of a list
...Note that:
zip(L[1:], L) is equivalent to zip(L[1:], L[:-1]) since zip already terminates on the shortest input, however it avoids a whole copy of L.
Accessing the single elements by index is very slow because every index access is a method call in python
numpy.diff is slow because it has to first...
Difference between window.location.href, window.location.replace and window.location.assign
...s to the URL without adding a new record to the history.
So, what you have read in those many forums is not correct. The assign method does add a new record to the history.
Reference: http://developer.mozilla.org/en/window.location
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Which timestamp type should I choose in a PostgreSQL database?
...es a strong enough anti-footshooting measure that makes sure the data is already converted to UTC. There are lots of opinions on how to do this, but this seems to be the best in practice from my experience.
Criticisms of database time zone handling is largely justified (there are plenty of database...
What's up with Java's “%n” in printf?
I'm reading Effective Java and it uses %n for the newline character everywhere. I have used \n rather successfully for newline in Java programs.
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Create a string with n characters
...t over and over again during the course of your programming career.
People reading your code - that includes you - always have to invest time, even if it are just some seconds, to digest the meaning of the loop.
Instead reuse one of the available libraries providing code that does just that like St...
What does the Subversion status symbol “~” mean?
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In case anyone reading this thread has the same problem: this happened to me and the reason for the '~' status was that I had some symbolic links in the repository, which had been overwritten by standard files by a 'sed -i' operation. I rec...
How can I determine whether a 2D Point is within a Polygon?
...ligned bounding box around your polygon. This is very easy, fast and can already safe you a lot of calculations. How does that work? Iterate over all points of the polygon and find the min/max values of X and Y.
E.g. you have the points (9/1), (4/3), (2/7), (8/2), (3/6). This means Xmin is 2, Xma...
Programmatically change UITextField Keyboard type
...boardTypeASCIICapable, // Deprecated
} UIKeyboardType;
Your code should read
if(user is prompted for numeric input only)
[textField setKeyboardType:UIKeyboardTypeNumberPad];
if(user is prompted for alphanumeric input)
[textField setKeyboardType:UIKeyboardTypeDefault];
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